The RX500 is an 5-channel 2.4GHz full-range receiver suitable for most aircraft applications. Utilizes industry 1st antenna extension design for optimum antenna position, and is light and fordable. Best of all. This receiver is compatible with all Airtronics 2.4 GHz aircraft radios including RDS8000, SD-6G, SD-10G and Stylus 2.4 GHz Module.